Method and apparatus for seismic exploration using nonlinear swe

Details Method and apparatus for seismic exploration using nonlinear swe Method and apparatus for seismic exploration using nonlinear swe

1984-03-06

1985-04-16

Moskowitz, Nelson

Communications, electrical: acoustic wave systems and devices

Signal transducers

Vibrator-type transmitter

181113, 181119, 181121, 73662, G01V 128, G01V 1113

Patent

active

045120013

ABSTRACT:
The claimed invention is directed to seismic exploration wherein an earth surface vibrator sweeps through a frequency range with varies with time as a function of frequency.

REFERENCES:
patent: 4248324 (1981-02-01), Mifsud
patent: 4293935 (1981-10-01), Gros et al.
Werner et al, "Combisweep--A . . . Techniques", 6/77, pp. 78-105, E. A. E. Mtg., Zagreb.
Lerwill, "Seismic Sources on Land", 1979, pp. 115-141, Appl. Sci. Pub.
Broding, "The Continuous Sweep Vibroseis Method", 4/24/70, pp. 595-600, OTC 1205.
Advertising Brochure--Texas Instruments, "Vibrator Control System", Copyright .COPYRGT.1980.
Advertisement--"Optimize Vibrator Operations with New VCS III Vibrator Control System", printed in Geophysics, Jun. 1981 issue.

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